初学者的iOS开发代码，很有用途。 This is source code for Beginning iPhone Development: Exploring the iPhone SDK by Dave Mark and Jeff LaMarche. All of the projects from the book are contained here. Each folder's name begins with a number that denotes the chapter t
Unix Shell终端
该程序通过使用Unix syscalls在C ++中实现Unix样式的shell命令。
指令
``` Prints or clears command history
```whereami
``` Prints current directory
```movetodir dir
``` Changes to specified directory
```byebye
```Exits program
```replay num
```Reruns commmand
